Return-Path: Sender: "Marvin Kaye" To: lml@lancaironline.net Date: Tue, 02 Nov 2004 13:32:06 -0500 Message-ID: X-Original-Return-Path: Received: from web51006.mail.yahoo.com ([206.190.38.137] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with SMTP id 495541 for lml@lancaironline.net; Tue, 02 Nov 2004 07:20:54 -0500 Received-SPF: none receiver=logan.com; client-ip=206.190.38.137; envelope-from=bu131@swbell.net X-Original-Message-ID: <20041102122025.40361.qmail@web51006.mail.yahoo.com> Received: from [65.65.222.15] by web51006.mail.yahoo.com via HTTP; Tue, 02 Nov 2004 04:20:25 PST X-Original-Date: Tue, 2 Nov 2004 04:20:25 -0800 (PST) From: Dr Andre Katz Subject: Re: [LML] Re: LIVP TSIO550/fuel starvation with change of fuel tank X-Original-To: Lancair Mailing List In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii my IV-P always stops when switching tanks any time I am pressurized. My fuel pump is in the recommended area inside the cabin so I suspect some minor leak in the system that keeps some negative pressure, eventually learned to switch to high boost pump prior to switching and that cures the problem but the engine runs rough for a few seconds. will try the trick on the ground and see if that cures the problem. we event replaced the fuel pump and that did not cure the problem,. andres